1 /* 2 * Copyright (c) 2018-2021 Arm Limited. 3 * 4 * SPDX-License-Identifier: MIT 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a copy 7 * of this software and associated documentation files (the "Software"), to 8 * deal in the Software without restriction, including without limitation the 9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or 10 * sell copies of the Software, and to permit persons to whom the Software is 11 * furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in all 14 * copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 22 * SOFTWARE. 23 */ 24 #ifndef ARM_COMPUTE_CL_CONVERT_FULLYCONNECTED_WEIGHTS_KERNEL_H 25 #define ARM_COMPUTE_CL_CONVERT_FULLYCONNECTED_WEIGHTS_KERNEL_H 26 27 #include "src/core/common/Macros.h" 28 #include "src/gpu/cl/ClCompileContext.h" 29 #include "src/gpu/cl/IClKernel.h" 30 31 namespace arm_compute 32 { 33 /** Interface to convert the 2D Fully Connected weights from NCHW to NHWC or vice versa. 34 * 35 * @note This function can be applied to the 2D weights used by a Fully Connected layer if: 36 * - It follows a Convolution layer 37 * - The data layout used by the network does not match the one the model has been trained in. 38 * 39 * @note This function assumes the weights are already reshaped (transposed) 40 */ 41 namespace opencl 42 { 43 namespace kernels 44 { 45 class ClConvertFullyConnectedWeightsKernel : public IClKernel 46 { 47 public: 48 ClConvertFullyConnectedWeightsKernel(); 49 ARM_COMPUTE_DISALLOW_COPY_ALLOW_MOVE(ClConvertFullyConnectedWeightsKernel); 50 /** Set the src and dst tensor. 51 * 52 * @param[in] compile_context The compile context to be used. 53 * @param[in] src Source weights tensor info to convert. Must be 2 dimensional. Data types supported: All. 54 * @param[out] dst The converted weights tensor info. Shape and Data Type: Same as @p src. 55 * @param[in] original_src_shape Shape of the original src tensor (the one entering fully connected layer). 56 * @param[in] data_layout The data layout the weights have been trained in. 57 */ 58 void configure(const CLCompileContext &compile_context, const ITensorInfo *src, ITensorInfo *dst, const TensorShape &original_src_shape, DataLayout data_layout); 59 /** Static function to check if given info will lead to a valid configuration 60 * 61 * Similar to @ref ClConvertFullyConnectedWeightsKernel::configure() 62 * 63 * @return a status 64 */ 65 static Status validate(const ITensorInfo *src, const ITensorInfo *dst, const TensorShape &original_src_shape, DataLayout data_layout); 66 67 // Inherited methods overridden: 68 void run_op(ITensorPack &tensors, const Window &window, ::cl::CommandQueue &queue) override; 69 }; 70 } // namespace kernels 71 } // namespace opencl 72 } // namespace arm_compute 73 #endif /* ARM_COMPUTE_CL_CONVERT_FULLYCONNECTED_WEIGHTS_KERNEL_H */ 74